5 gallon water cooler caps (RK-Z7)

5 gallon water cooler caps (RK-Z7)
100% PE new materials,blue and white
Could print LOG,can use with heat sticker and foam

 1. 5 gallon water bottle caps ,include cap ,inner plug with buckle ,can print LOG ,use with heat sticker or foam or not
 2.Bule or white , PE plastic

 3.Dimater:56mm,Smooth without bleb,burr and defect.sealing good

 4.Applicable to within five gallons of bottled water (mineral  water,distilled water, pure water, spring water, magnetized water etc drinking water) packaging use.

 5.we also supply other different kinds of 5 gallon caps, three-in-one, two-in-one, four-in-one, recycle or one-way.With one time heat sticker and inner liner or not.